diff --git a/_data/chains/eip155-4281033.json b/_data/chains/eip155-4281033.json
new file mode 100644
index 00000000..a7345805
--- /dev/null
+++ b/_data/chains/eip155-4281033.json
@@ -0,0 +1,18 @@
+{
+  "name": "Worlds Caldera",
+  "chain": "WCal",
+  "rpc": ["https://worlds-test.calderachain.xyz/http"],
+  "faucets": [],
+  "nativeCurrency": {
+    "name": "Ether",
+    "symbol": "ETH",
+    "decimals": 18
+  },
+  "features": [{ "name": "EIP155" }, { "name": "EIP1559" }],
+  "infoURL": "https://caldera.xyz/",
+  "shortName": "worldscal",
+  "chainId": 4281033,
+  "networkId": 4281033,
+  "icon": "ethereum",
+  "explorers": []
+}